Goertzel Algorithm and C Implementation Using the Octave GNU Tool 1. Abbreviation DSP – Digital Signal ProcessingDFT – Discrete Fourier TransformIDFT – Inverse Discrete Fourier TransformFFT – Fast Fourier TransformFIR – Finite Impulse ResponseIIR – Infinite Impulse Responsea + jb… Read More
Fast Fourier Transform (FFT) and C Implementation Using the Octave GNU Tool 1. Abbreviation DSP – Digital Signal ProcessingDFT – Discrete Fourier TransformIDFT – Inverse Discrete Fourier TransformFFT – Fast Fourier TransformFIR – Finite Impulse ResponseIIR – Infinite Impulse Response… Read More
Digital Slew Rate Limiter Filter and C Implementation 1. Abbreviation SLRF – Slew Rate Limiter Filter 2. Slew Rate Limiter Filter (SRLF) In most applications, you can define the maximum possible (acceptable) the speed of the measured signal. This… Read More
Matched Filter Using Octave GNU Tool 1. Abbreviation SNR – signal to noise ratio (S/N = Signal/Noise)δ(t) – Dirac delta function: t=0 δ(0)= +∞; t≠0 δ(t)=0PSK – Phase Shift Keying digital modulationFSK – Frequency Shift Keying digital modulationMLS – maximum… Read More
Median Filter and C Implementation 1. Classic Median Filter The Median filter is a non-linear digital filter that serves to suppress pulsed (non-stationary random process) interference by discarding all suspicious measurements. There are several input data and the filter calculates… Read More
IIR Filter and C Implementation Using Octave GNU Tool 1. Abbreviation FIR – Finite Impulse ResponseIIR – Infinite Impulse ResponseSOS – second order sectionDFT – Discrete Fourier TransformationIDFT – Inverse Discrete Fourier TransformationFFT – Fast Fourier Transformation 2. Introduction The… Read More
FIR Filter Implementation Using Octave GNU Tool and C Language 1. Abbreviation FIR – Finite Impulse ResponseIIR – Infinite Impulse ResponseDFT – Discrete Fourier TransformationIDFT – Inverse Discrete Fourier TransformationFFT – Fast Fourier TransformationADC – Analog Digital Converter 2. Introduction… Read More
Low Pass Bessel Filter in Digital Form? 1. Abbreviation IIR – Infinite Impulse Response FilterBessel Filter – analog filter with the linear phase response, the filter response has not overshoot 2. Introduction Some digital applications must use filters with a… Read More
Simple Low Pass IIR Filter Implementation Using the C Language 1. Abbreviation IIR – Infinite Impulse Response FilterRISC – Reduced Instruction Set Computing 2. Introduction The linear analog circuit is described with the linear differential equation or with the Laplace… Read More